TCFP: TCFP FF1:Practice Test FF1: Questions & Answers: Latest Updated Solution

Which of the following statements regarding changes in SCBA is INCORRECT? -The weight of standard 30 minute SCBA has been reduced approximately 40% since 1980 -New regulation designs provide increased airflow and redundancy -All SCBA used or manufactured for fire department must not be positive pressure -Newer SCBA units have the PASS device incorporated in the unit (AnsAll SCBA used or manufactured for fire department must not be positive pressure Question: When tightening the straps on a SCBA face piece, the ______ straps should always be tightened first. (Ans- Lower Question: As the oxygen supply in any given area falls below _____ percent, unconsciousness can occur. (Ans- 9Question: The FIRST noticeable sign of oxygen deficiency are: (Ans- Increased respiratory rate and impaired muscular coordination Question: Four hazardous atmospheres that firefighters are likely to encounter at a fire are (Ans- super-heated air, toxic gases, oxygen deficiency, and smoke